Oil & Gas Companies in San Patricio County, TX
| Company Name | Company Location | Company Type | Most Recent Production |
|---|
| 1 | O'Connor & Hewitt, LTD. | Victoria, TX 77901 | Oil & Gas Operator | Jun 1998 |
| 2 | Oblaen Resources LLC | Wallis, TX 77485 | Oil & Gas Operator | Feb 2026 |
| 3 | Occidental Energy Company, Inc. | Houston, TX 77282 | Oil & Gas Operator | Jul 2021 |
| 4 | Odegard Energy, Inc. | Houston, TX 77024 | Oil & Gas Operator | Jul 2020 |
| 5 | Oil Coast Corp. | S Houston, TX 77587 | Oil & Gas Operator | Feb 2026 |
| 6 | Oklahoma RB Operating Company | Midland, TX 79701 | Oil & Gas Operator | Jan 1998 |
| 7 | Oky Investments, Inc. | Edmond, OK 73013 | Oil & Gas Operator | Sep 2021 |
| 8 | Olsen Energy Inc. | Boerne, TX 78006 | Oil & Gas Operator | Feb 2026 |
| 9 | Omega Energy Corp. | Graham, TX 76450 | Oil & Gas Operator | Feb 2026 |
| 10 | Omega Energy, LLC | Corpus Chrsti, TX 78418 | Oil & Gas Operator | Feb 2026 |
| 11 | Orphan Wells, LLC | Palmhurst, TX 78573 | Oil & Gas Operator | Feb 2026 |
| 12 | Orx Resources, L.L.C. | Houston, TX 77067 | Oil & Gas Operator | Feb 2026 |
| 13 | Oso Energy Company | Houston, TX 77280 | Oil & Gas Operator | Feb 1997 |
| 14 | Osr Oil & Gas Company | Victoria, TX 77902 | Oil & Gas Operator | Jul 2000 |
| 15 | Outline Oil Corp. | San Antonio, TX 78217 | Oil & Gas Operator | Feb 2026 |
| 16 | Owl Creek Production Co., Inc. | Houston, TX 77027 | Oil & Gas Operator | Apr 2006 |
| 17 | Oxy USA Inc | Houston, TX 77046 | Oil & Gas Operator | Feb 2026 |
Production numbers shown above are only for San Patricio County, TX and for the production period listed.